[aarch64-port-dev ] RFR: aarch64: Typo in SHA intrinsics flags handling code for aarch64

[Alexeev, Alexander]

Hello

Please review provided patch and sponsor if  approved.

Problem: SHA flags verification code checks condition for UseSHA256Intrinsics, but corrects UseSHA1Intrinsics.

The patch:
http://cr.openjdk.java.net/~aalexeev/1/webrev.00/

Regards,
Alexander